package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    /**
     * 查询符合条件的数据
     * @param shoppingCartQuery
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCartQuery);

    /**
     * 修改购物车中数量
     */
    @Update("update shopping_cart set number = #{number} where id =#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 新增购物车
     */
    @Insert("insert into shopping_cart " +
            "(name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time) " +
            "values" +
            "(#{name} , #{image} ,#{userId} ,#{dishId} ,#{setmealId} ,#{dishFlavor} ,#{number} ,#{amount} ,#{createTime} ) ")
    void insert(ShoppingCart shoppingCartQuery);

    /**
     * 清空购物车
     */
    @Delete("delete from shopping_cart where user_id = #{userId}  ")
    void delete (Long userId);

    /**
     * 删除购物车
     * @param id
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void deleteShoppingCart(Long id);

    /**
     * 再来一单
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
